The StatusCat blog

Uptime, monitoring & incident response

Practical guides on uptime monitoring, status pages, on-call and keeping services reliable.

3 min

What is uptime monitoring? A practical guide

Uptime monitoring explained in plain terms: how it works, why it matters, the check types you'll use, and how to set it up so you hear about outages before your customers do.

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2 min

Uptime percentages explained: how much downtime is 99.9%?

What 99.9%, 99.95% and 99.99% uptime actually mean in minutes and hours of allowed downtime — per day, month and year — plus how to pick the right target for your service.

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3 min

How to set up an on-call rotation (without burning out your team)

A practical guide to on-call rotations: schedules, escalation, acknowledgements, quiet hours and alert hygiene — so incidents reach the right person fast without exhausting your team.

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2 min

What is a status page, and does your product need one?

A status page tells your users what's working and what isn't. Here's what a status page is, why it reduces support load and builds trust, and what makes a good one.

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3 min

SLA vs SLO vs SLI: what's the difference?

SLA, SLO and SLI get used interchangeably, but they're three different things. Here's what each means, how they relate, and how to set targets you can actually keep.

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3 min

Incident response: a practical guide for small teams

You don't need a heavyweight process to handle incidents well. Here's a lightweight, practical incident response framework — detect, respond, communicate, resolve, learn.

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3 min

How to write a blameless postmortem (with a template)

A good postmortem turns an outage into a lasting improvement. Here's how to write a blameless postmortem — what to include, a reusable template, and the mistakes to avoid.

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